发明授权
- 专利标题: System and method for drilling a well that extends for a large horizontal distance
- 专利标题(中): 用于钻井延伸大水平距离的井的系统和方法
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申请号: US13505217申请日: 2010-09-28
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公开(公告)号: US09163465B2公开(公告)日: 2015-10-20
- 发明人: Stuart R. Keller , Adel H. Younan , Mark C. Gentry , Timothy J. Nedwed , Bruce A. Dale
- 申请人: Stuart R. Keller , Adel H. Younan , Mark C. Gentry , Timothy J. Nedwed , Bruce A. Dale
- 国际申请: PCT/US2010/050534 WO 20100928
- 国际公布: WO2011/071586 WO 20110616
- 主分类号: E21B7/12
- IPC分类号: E21B7/12 ; E21B7/04 ; E21B21/00 ; E21B21/08 ; E21B21/12
摘要:
Method and apparatus for extending the horizontal distance through which wells can be drilled. A horizontal tubular is used to convey a drillstring from a drilling rig toward a target location and a mud return line and pump on the surface is used to pump drilling mud returning from the bit back to the drilling rig.
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